Northern Mountain Swordtail Tank Mates & Compatibility

Northern Mountain Swordtail

Xiphophorus nezahualcoyotl

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TemperamentMostly Peaceful (3/10)

Adult Size5.5 cm

Temperature20–25°C

Water TypeFreshwater Only

Swim ZoneSurface, Mid-level

StockingGroup of 3+

Showing 97 - 120 of 735 Tank Mates

Northern Mountain Swordtail & Betta Macrostoma

Xiphophorus nezahualcoyotl · Betta macrostoma

Northern Mountain Swordtail & Betta Smaragdina

Xiphophorus nezahualcoyotl · Betta smaragdina

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulBetta Smaragdina: Semi-Aggressive

Northern Mountain Swordtail & Black Acara

Xiphophorus nezahualcoyotl · Cichlasoma bimaculatum

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulBlack Acara: Semi-Aggressive

Northern Mountain Swordtail & Black Belt Cichlid

Xiphophorus nezahualcoyotl · Vieja maculicauda

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulBlack Belt Cichlid: Aggressive

Northern Mountain Swordtail & Black Bullhead Catfish

Xiphophorus nezahualcoyotl · Ameiurus melas

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulBlack Bullhead Catfish: Aggressive

Northern Mountain Swordtail & Black Corydoras

Xiphophorus nezahualcoyotl · Corydoras schultzei

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulBlack Corydoras: Peaceful

Northern Mountain Swordtail & Black Diamond Cichlid

Xiphophorus nezahualcoyotl · Paratilapia polleni

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulBlack Diamond Cichlid: Aggressive

Northern Mountain Swordtail & Black Fin Cory

Xiphophorus nezahualcoyotl · Corydoras leucomelas

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulBlack Fin Cory: Peaceful

Northern Mountain Swordtail & Black Ghost Knifefish

Xiphophorus nezahualcoyotl · Apteronotus albifrons

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulBlack Ghost Knifefish: Semi-Aggressive

Northern Mountain Swordtail & Black Kuhli Loach

Xiphophorus nezahualcoyotl · Pangio oblonga

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulBlack Kuhli Loach: Peaceful

Northern Mountain Swordtail & Black Marble Hoplo

Xiphophorus nezahualcoyotl · Megalechis thoracata

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulBlack Marble Hoplo: Mostly Peaceful

Northern Mountain Swordtail & Black Neon Tetra

Xiphophorus nezahualcoyotl · Hyphessobrycon herbertaxelrodi

Ideal Tank Mates

Northern Mountain Swordtail: Mostly PeacefulBlack Neon Tetra: Peaceful

Northern Mountain Swordtail & Black Ocellatus

Xiphophorus nezahualcoyotl · Lamprologus speciosus

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulBlack Ocellatus: Aggressive

Northern Mountain Swordtail & Black Pacu

Xiphophorus nezahualcoyotl · Colossoma macropomum

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulBlack Pacu: Mostly Peaceful

Northern Mountain Swordtail & Black Phantom Tetra

Xiphophorus nezahualcoyotl · Hyphessobrycon megalopterus

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulBlack Phantom Tetra: Peaceful

Northern Mountain Swordtail & Black Ruby Barb

Xiphophorus nezahualcoyotl · Pethia nigrofasciata

Ideal Tank Mates

Northern Mountain Swordtail: Mostly PeacefulBlack Ruby Barb: Mostly Peaceful

Northern Mountain Swordtail & Black Skirt Tetra

Xiphophorus nezahualcoyotl · Gymnocorymbus ternetzi

Ideal Tank Mates

Northern Mountain Swordtail: Mostly PeacefulBlack Skirt Tetra: Mostly Peaceful

Northern Mountain Swordtail & Black-Banded Rainbowfish

Xiphophorus nezahualcoyotl · Melanotaenia nigrans

Ideal Tank Mates

Northern Mountain Swordtail: Mostly PeacefulBlack-Banded Rainbowfish: Peaceful

Northern Mountain Swordtail & Blackline Rasbora

Xiphophorus nezahualcoyotl · Rasbora borapetensis

Ideal Tank Mates

Northern Mountain Swordtail: Mostly PeacefulBlackline Rasbora: Peaceful

Northern Mountain Swordtail & Bladder Snail (Pest Snail)

Xiphophorus nezahualcoyotl · Physella acuta

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulBladder Snail (Pest Snail): Peaceful

Northern Mountain Swordtail & Bleeding Heart Tetra

Xiphophorus nezahualcoyotl · Hyphessobrycon erythrostigma

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulBleeding Heart Tetra: Peaceful

Northern Mountain Swordtail & Bleher's Rainbowfish

Xiphophorus nezahualcoyotl · Chilatherina bleheri

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulBleher's Rainbowfish: Peaceful

Northern Mountain Swordtail & Blind Cave Tetra

Xiphophorus nezahualcoyotl · Astyanax mexicanus

Ideal Tank Mates

Northern Mountain Swordtail: Mostly PeacefulBlind Cave Tetra: Mostly Peaceful

Northern Mountain Swordtail & Blood Parrot Cichlid

Xiphophorus nezahualcoyotl · Hybrid cichlid (Blood Parrot)

Possible with Caution

Northern Mountain Swordtail: Mostly PeacefulBlood Parrot Cichlid: Semi-Aggressive